
Keywords: BA; 6-denzyladenine; CTAB; cetyltrimethyl ammonium bromide (Doyle, 1990); DMSO; dimethylsulfoxide; LN; liquid nitrogen; MS; Murashige and Skoog medium (Murashige and Skoog, 1962); NAA; α-naphthaleneacetic acid; PVS2; plant vitrification solution 2 (Sakai